US PATENT SUBCLASS 701 / 80
.~.~.~.~ Having coefficient of friction or road condition determining means

Current as of: June, 1999
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701 /   HD   DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION

1  DF  VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION {19}
70  DF  .~ Indication or control of braking, acceleration, or deceleration {3}
71  DF  .~.~ Antiskid, antilock, or brake slip control {6}
78  DF  .~.~.~ Control of brake pressure {3}
80.~.~.~.~ Having coefficient of friction or road condition determining means

DEFINITION

Classification: 701/80

Having coefficient of friction or road condition determining means:

(under subclass 78) Brake pressure control wherein the control of the brake pressure is regulated by variations in the gradient or texture of the traveling surface.